<style>
    body{
        background-color: #000000;
    }
    *{
			margin: 0;
			padding: 0;
		}
		/*定义进度条的背景*/
		#main{
			width: 60%;
			height: 28px;
			background: rgba(10,10,10,0);
			overflow: hidden;
			/* margin: 0 auto; */
		}
		/*定义进度条*/
		#progress{
			width: 100%;
			height: 28px;
			margin-top: 1px;
			background: green;
		}
		button{
			display:block;
			/* margin:0 auto; */
			width: 100px;
			height: 30px;
            background-color:yellowgreen;
		}
        a{
            font-size: 20px
        }
</style>
<body>
    <div>
        <div id="main">
		<div id="progress" style='width: 400px';>
		</div>
    </div><br>
    <button id="bid"><a href="http://127.0.0.1:5500/code/%E6%89%93%E6%98%9F%E6%98%9F.html">重新开始</a></button>
    </div>
</body>
<script src="./str.js"></script>
